Integer-overflow in CJBig2_HuffmanTable::ParseFromCodedBuffer |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5476872149532672 Fuzzer: libFuzzer_pdf_codec_jbig2_fuzzer Job Type: libfuzzer_chrome_ubsan Platform Id: linux Crash Type: Integer-overflow Crash Address: Crash State: CJBig2_HuffmanTable::ParseFromCodedBuffer CJBig2_HuffmanTable::CJBig2_HuffmanTable pdfium::internal::MakeUniqueResult<CJBig2_HuffmanTable>::Scalar pdfium::MakeUniq Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=460714:460934 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5476872149532672 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Nov 29 2017
Automatically assigning owner based on suspected regression changelist https://pdfium.googlesource.com/pdfium/+/0bb1333a9eff1190ddd68f34c71d6a779c69dfef (Add some calls to MakeUnique). If this is incorrect, please remove the owner and apply the Test-Predator-Wrong-CLs label.
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Nov 29 2017
npm@ you looked at this previously, yea?
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Dec 1 2017
ClusterFuzz has detected this issue as fixed in range 520665:520708. Detailed report: https://clusterfuzz.com/testcase?key=5476872149532672 Fuzzer: libFuzzer_pdf_codec_jbig2_fuzzer Job Type: libfuzzer_chrome_ubsan Platform Id: linux Crash Type: Integer-overflow Crash Address: Crash State: CJBig2_HuffmanTable::ParseFromCodedBuffer CJBig2_HuffmanTable::CJBig2_HuffmanTable pdfium::internal::MakeUniqueResult<CJBig2_HuffmanTable>::Scalar pdfium::MakeUniq Sanitizer: undefined (UBSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=460714:460934 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_ubsan&range=520665:520708 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5476872149532672 See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information. If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
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Dec 1 2017
ClusterFuzz testcase 5476872149532672 is verified as fixed, so closing issue as verified. If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue. |
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Comment 1 by ClusterFuzz
, Nov 29 2017Labels: Test-Predator-Auto-Components